```html
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>技术项目展示</title>
    <link href="https://cdn.staticfile.org/font-awesome/6.4.0/css/all.min.css" rel="stylesheet">
    <link href="https://cdn.staticfile.org/tailwindcss/2.2.19/tailwind.min.css" rel="stylesheet">
    <link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap" rel="stylesheet">
    <script src="https://cdn.jsdelivr.net/npm/mermaid@latest/dist/mermaid.min.js"></script>
    <style>
        body {
            font-family: 'Noto Sans SC', Tahoma, Arial, Roboto, "Droid Sans", "Helvetica Neue", "Droid Sans Fallback", "Heiti SC", "Hiragino Sans GB", Simsun, sans-serif;
            background-color: #f8f9fa;
        }
        .hero {
            background: linear-gradient(135deg, #6e8efb 0%, #a777e3 100%);
            color: white;
        }
        .section-title {
            position: relative;
            margin-bottom: 2rem;
        }
        .section-title:after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -10px;
            width: 50px;
            height: 3px;
            background: linear-gradient(90deg, #6e8efb, #a777e3);
        }
        .card {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border-radius: 10px;
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .tech-stack-icon {
            font-size: 2rem;
            margin-bottom: 1rem;
            color: #6e8efb;
        }
        .architecture-diagram {
            background-color: white;
            border-radius: 10px;
            padding: 2rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .footer {
            background-color: #2d3748;
            color: white;
        }
        .footer a:hover {
            color: #a777e3;
        }
        .mermaid {
            background-color: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
    </style>
</head>
<body class="antialiased">
    <!-- Hero Section -->
    <section class="hero py-20 px-4 md:px-0">
        <div class="container mx-auto max-w-6xl text-center">
            <h1 class="text-4xl md:text-5xl font-bold mb-4 font-serif">技术项目全景展示</h1>
            <p class="text-xl md:text-2xl mb-8 max-w-3xl mx-auto">一套完整的业务解决方案与技术架构体系</p>
            <div class="flex justify-center">
                <button class="bg-white text-indigo-600 px-6 py-3 rounded-full font-semibold hover:bg-indigo-100 transition-all duration-300 transform hover:scale-105">
                    查看项目代码 <i class="fas fa-arrow-right ml-2"></i>
                </button>
            </div>
        </div>
    </section>

    <!-- Introduction Section -->
    <section class="py-16 px-4 md:px-0">
        <div class="container mx-auto max-w-6xl">
            <h2 class="text-3xl font-bold mb-12 section-title">项目介绍</h2>
            <div class="grid md:grid-cols-2 gap